<template>
	<div class="count">
		<h1>当前求和为：{{$store.state.sum}}</h1>
		<select v-model.number="n">
			<option value="1">1</option>
			<option value="2">2</option>
			<option value="3">3</option>
		</select>
		<button @click="increment">+</button>
		<button @click="decrement">-</button>
		<button @click="incrementOdd">当前和为奇数再+</button>
		<button @click="incrementWait">等一等再+</button>
	</div>
</template>

<script>
	export default {
		name:'Count',
		data() {
			return {
				n:1 //用户选择的数字
			}
		},
		methods: {
			//加
			increment(){
				//联系actions中对应的“服务员”
				this.$store.dispatch('jia',this.n)
			},
			//减
			decrement(){
				this.$store.dispatch('jian',this.n)
			},
			//奇数加
			incrementOdd(){
				this.$store.dispatch('jiaOdd',this.n)
			},
			//等一等加
			incrementWait(){
				this.$store.dispatch('jiaWait',this.n)
			}
		},
	}
</script>

<style scoped>
	.count{
		background-color: skyblue;
		padding: 20px;
	}
	button{
		margin-left: 10px;

	}
</style>